Taiwan weather in September 2025
Taiwan weather in September 2025
Day
30 °C
Night
24 °C
Sea
28 °C
Precipitation
328 mm
in month
Rainy days
16 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
81 %
Day
30 °C
Night
24 °C
Sea
28 °C
Precipitation
328 mm
in month
Rainy days
16 days
in month
Daylight
12 hours
average
Sunshine
6 hours
average
Humidity
81 %
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Weather overview and FAQs
Weather overview
In Taiwan in September, the average air temperature ranges from 30 °C (86 °F) during the day to 24 °C (74 °F) at night. There are 16 days of rain on average, where the rainfall is 328 mm (12.92 in).
Is September a good month to visit Taiwan?
There are good conditions for visiting in Taiwan in September. The temperature during the day will be nice 30 °C (86 °F). The seawater temperature reaches ideal 28 °C (82 °F). At night, temperatures hover around a pleasant 24 °C (74 °F).
What is the sea temperature in September in Taiwan?
The temperature of the sea in Taiwan in September is 28 °C (82 °F). Seems like an ideal temperature for swimming, you can stay in the sea for a long time and enjoy it as well.
What temperature can I expect during the day in Taiwan in September?
In Taiwan in September, the average daily temperatures will be 30 °C (86 °F). The great temperature for lying by the sea or pool and sunbathing, everywhere else you will probably be a bit hot. Don't forget to drink during the day, in these temperatures you should hydrate yourself a lot.
What is the night temperature in September in Taiwan?
The average night temperature in Taiwan in September is 24 °C (74 °F). A very pleasant temperature for long evening walks, fun over a drink outside, or doing sports in the morning. If possible, look for a hotel with air conditioning.
How many rainy days can I expect in September in Taiwan?
There are 16 days, which are rainy in Taiwan in September, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 3.7 days of the week, or in general - 54 % days.
How heavy is the precipitation in September in Taiwan?
In September in Taiwan, there is 328 mm (12.92 in) rainfall, which means on average 11 mm (0.43 in) rainfall per day.
Is there a wet season in September in Taiwan?
No, there is no wet season in September in Taiwan - you can expect 16 days of rain during the month.
How many sunny hours can I expect in Taiwan in September?
There is an average length of sunshine of 6 hours per day in September in Taiwan.
How long is the day (from dawn till dusk) in Taiwan in September?
The length of daylight in Taiwan in September is 12 hours.
How windy is Taiwan in September?
In Taiwan in September, there will be an average wind scale of 3.
Is it hot in September in Taiwan?
In September in Taiwan, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
Is Taiwan rainier in September than in October?
Yes, in September in Taiwan it rains more than in October.
Is the weather in Taiwan warmer in September than in August?
No, in September in Taiwan the temperature is not higher than in August.
Is the sea in Taiwan warmer in September than in October?
Yes, in Taiwan the sea is warmer in September than in October by 1 °C (34 °F).
What is the humidity in September in Taiwan?
In September in Taiwan, expect humidity around 81 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.